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MiniRobotLanguage (MRL)
BLO.Attr
Extract the first value of a named attribute.
Intention
Find one named attribute in tag-like text and return its value.
Quoted and unquoted attribute values are supported.
Syntax
BLO.Attr|P1|P2|P3
BLO.BAT|P1|P2|P3
Parameter Explanation
-P1 - Source tag text.
-P2 - Attribute name.
-P3 - Result variable.
Example
$$SRC=<tag attr="value42" other="x" data-id="A1">
BLO.Attr|$$SRC|data-id|$$RES
' $$RES = A1
ENR.
Remarks
-Returns first matching attribute occurrence.
-Missing attribute returns empty output.
See also: